/*
 * Copyright (c) 2008 Eric Berry <elberry@gmail.com>
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package pulpcore.templates;

import java.awt.Component;
import java.util.HashSet;
import java.util.Set;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import org.openide.WizardDescriptor;
import org.openide.WizardValidationException;
import org.openide.util.HelpCtx;
import org.openide.util.NbBundle;

/**
 * Panel just asking for basic info.
 */
public class QuickWizardPanel implements WizardDescriptor.Panel,
				WizardDescriptor.ValidatingPanel, WizardDescriptor.FinishablePanel {

	  private WizardDescriptor wizardDescriptor;
	  private QuickPanelVisual component;

	  public QuickWizardPanel() {
	  }

	  public Component getComponent() {
			 if (component == null) {
					component = new QuickPanelVisual(this);
					component.setName(NbBundle.getMessage(QuickWizardPanel.class, "LBL_CreateProjectStep"));
			 }
			 return component;
	  }

	  public HelpCtx getHelp() {
			 return new HelpCtx(QuickWizardPanel.class);
	  }

	  public boolean isValid() {
			 getComponent();
			 return component.valid(wizardDescriptor);
	  }
	  private final Set<ChangeListener> listeners = new HashSet<ChangeListener>(1); // or can use ChangeSupport in NB 6.0

	  public final void addChangeListener(ChangeListener l) {
			 synchronized (listeners) {
					listeners.add(l);
			 }
	  }

	  public final void removeChangeListener(ChangeListener l) {
			 synchronized (listeners) {
					listeners.remove(l);
			 }
	  }

	  protected final void fireChangeEvent() {
			 Set<ChangeListener> ls;
			 synchronized (listeners) {
					ls = new HashSet<ChangeListener>(listeners);
			 }
			 ChangeEvent ev = new ChangeEvent(this);
			 for (ChangeListener l : ls) {
					l.stateChanged(ev);
			 }
	  }

	  public void readSettings(Object settings) {
			 wizardDescriptor = (WizardDescriptor) settings;
			 component.read(wizardDescriptor);
	  }

	  public void storeSettings(Object settings) {
			 WizardDescriptor d = (WizardDescriptor) settings;
			 component.store(d);
	  }

	  public boolean isFinishPanel() {
			 return true;
	  }

	  public void validate() throws WizardValidationException {
			 getComponent();
			 component.validate(wizardDescriptor);
	  }
}
